Classification of steel materials by laser-induced breakdown spectroscopy coupled with support vector machines Liang, Long ; Zhang, Tianlong ; Wang, Kang ; Tang, Hongsheng ; Yang, Xiaofeng ; Zhu, Xiaoqin ; Duan, Yixiang ; Li, Hua Abstract Publication: Applied Optics Pub Date: February 2014 DOI: 10.1364/AO.53.000544 Bibcode: 2014ApOpt..53..544L